<!--递归组件实现列表的二级栏目和三级栏目  即组件自身调用自身-->
<template>
    <div>
      <div class="item" v-for="(item,index) of list " v-bind:key="index">
        <!--循环输出一级栏目的内容-->
        <div class="item-title border-bottom">
          <span class="item-title-icon"></span>
            {{item.title}}
        </div>
        <!--如果item里面有children这一项 那就说明这是个多级的菜单栏目-->
        <div v-if="item.children" class="item-chilren">
          <!--递归组件  调用自身的名字-->
          <detail-list v-bind:list="item.children"></detail-list>
        </div>
      </div>
    </div>
</template>

<script>
    export default {
        name: "DetailList", //定义这个name的名称主要是为了递归组件而准备的
        props: {
          list: Array
        }
    }
</script>

<style lang="stylus" scoped>
  .item-title-icon
    position: relative
    left: .06rem
    top: .06rem
    display: inline-block
    width: .36rem
    height: .36rem
    background: url(http://s.qunarzz.com/piao/image/touch/sight/detail.png) 0 -.45rem no-repeat
    margin-right: .1rem
    background-size: .4rem 3rem
  .item-title
    line-height: .8rem
    font-size: .32rem
    padding: 0 .2rem
  .item-chilren
    padding: 0 .2rem
</style>
